Point Forecast Matrices
Issued by NWS Charleston, SC

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Point Forecast Matrices
National Weather Service Charleston SC
327 PM EST Tue Jan 23 2018

SCZ050-240900-
Charleston International Airport-Charleston SC
32.91N  80.03W Elev. 45 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      39          60          35          58          34
Temp          73 59 52 47 43 39 51 58 59 48 44 42 38 36 47 55 56 44 39 38 37 36
Dewpt         46 40 38 36 34 33 35 34 34 35 34 33 30 27 27 26 27 30 31 31 31 31
RH            38 49 59 65 70 79 54 40 39 60 68 70 73 69 45 32 32 57 73 76 79 82
Wind dir       W  W  W  W NW NW  N  W  W  W NW NW  N  N  N  N NE  E NE NE NE NE
Wind spd      16 12  8  6  5  4  4  4  5  5  5  6  6  6  8  6  5  3  3  3  4  4
Wind gust     27
Clouds        FW FW FW FW FW FW FW FW FW SC FW FW FW CL CL CL CL CL CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                39 36                38 33 30             37 36 33 32
Min chill                    35                38    30    34          36    31


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          61      45    66      53    67      46    59      39    58
Temp          60 50   46 46 65 59   54 53 66 58   50 46 57 48   42 39 55 48
Dewpt         37 42   44 45 51 53   54 53 57 57   50 43 40 40   36 32 34 37
PWind dir         E       E     E      SE     S      SW    NW       N     N
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW FW   B1 B2 B2 OV   OV OV OV OV   OV B2 SC FW   FW CL CL CL
PoP 12hr          0       5    10      40    70      60    10       0     0
Rain                                               L  L
Rain shwrs                           C  C  L  L

$$
GAZ118-240900-
Savannah International Airport-Inland Chatham GA
32.12N  81.20W Elev. 50 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      39          61          35          59          35
Temp          73 58 52 46 42 39 48 58 60 48 44 42 38 36 48 56 57 45 39 38 37 37
Dewpt         44 38 37 36 34 32 33 34 33 34 31 30 29 28 28 27 27 31 32 32 32 32
RH            35 47 56 68 73 76 56 40 36 58 60 62 70 72 46 32 31 58 76 79 82 82
Wind dir       W  W  W NW NW NW NW  W  W  W NW NW  N  N NE NE NE  E NE NE NE NE
Wind spd      16 11  8  5  5  5  5  5  6  5  6  6  5  5  8  6  5  3  3  3  3  4
Wind gust     28
Clouds        FW FW FW FW FW FW FW FW FW SC FW FW FW CL CL CL CL CL CL CL FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                38 35                38 34 31             37 36 34 33
Min chill                    35    37          38    30    34          36    31


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          63      47    68      53    69      46    59      38    59
Temp          61 52   48 47 67 60   56 53 68 59   51 46 58 49   42 39 57 49
Dewpt         40 44   45 47 52 54   54 53 58 57   50 43 40 40   36 32 35 37
PWind dir         E       E     E      SE     S       W    NW       N    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW SC   B1 B2 OV OV   OV OV OV OV   B2 B1 SC FW   FW FW FW CL
PoP 12hr          0       5    10      40    70      50    10       0     0
Rain shwrs                           C  C  L  L    C  C

$$
SCZ050-240900-
Charleston Waterfront-Charleston SC
32.78N  79.94W Elev. 10 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      41          59          39          55          38
Temp          69 58 52 48 45 42 51 58 58 48 45 43 41 39 47 54 54 45 41 40 39 39
Dewpt         49 41 39 37 35 34 36 36 36 37 36 34 31 29 28 28 29 31 32 33 33 33
RH            49 53 61 65 68 73 56 44 44 65 70 70 67 67 47 36 38 58 70 76 79 79
Wind dir      SW  W  W NW NW NW  N NW SW  W NW NW  N  N  N  N NE NE NE NE NE NE
Wind spd      13 11  9  6  6  6  5  3  5  6  6  9  9  9 10  8  6  4  4  5  5  6
Clouds        SC FW FW FW FW FW FW FW FW SC FW FW FW CL CL CL CL CL CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                   37                38 35 33             38 37 35 34
Min chill                    36    39          38    32    33          36    33


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          60      46    64      54    66      47    57      40    56
Temp          59 50   47 47 64 58   54 54 65 57   50 47 56 48   43 40 54 48
Dewpt         39 43   46 46 52 54   54 54 58 57   50 45 41 41   38 34 35 39
PWind dir         E       E    SE      SE     S      SW    NW       N    NE
Wind char        GN      LT    LT      LT    GN      GN    GN      GN    LT
Avg clouds    FW FW   B1 B2 B2 OV   OV OV OV OV   OV B2 SC FW   FW CL CL CL
PoP 12hr          0       5    10      40    70      60    10       0     0
Rain                                               L  L
Rain shwrs                           C  C  L  L

$$
SCZ048-240900-
Beaufort Marine Corps Air Station-Beaufort SC
32.48N  80.72W Elev. 37 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      39          60          36          57          36
Temp          72 59 52 48 43 40 50 58 58 47 44 42 39 37 47 54 56 44 39 39 38 37
Dewpt         46 39 38 36 34 33 35 35 35 36 33 32 30 28 28 28 28 32 32 33 31 32
RH            39 47 59 63 70 76 56 42 42 65 65 67 70 70 47 36 34 62 76 79 76 82
Wind dir       W  W  W NW NW NW NW NW  W  W NW NW  N  N  N NE NE  E NE NE NE NE
Wind spd      16 12  8  6  5  5  5  4  5  5  8  8  6  6  8  6  5  3  3  3  4  5
Wind gust     28
Clouds        FW FW FW FW FW FW FW FW SC FW FW FW FW CL CL CL CL CL CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                39 36             39 37 34 32             37 37 34 32
Min chill                    35    38          37    30    34          37    32


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          61      45    65      52    67      45    58      39    58
Temp          60 50   46 47 64 56   53 52 65 56   51 46 56 48   41 39 57 48
Dewpt         39 44   45 46 52 54   53 52 57 56   50 43 41 40   36 32 34 39
PWind dir         E       E     E      SE     S       W    NW       N    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    FW SC   B1 B2 B2 OV   OV OV OV OV   OV B2 SC FW   FW FW CL CL
PoP 12hr          0       5    10      40    70      60    10       0     0
Rain                                               L  L
Rain shwrs                           C  C  L  L

$$
SCZ043-240900-
Walterboro-Inland Colleton SC
32.91N  80.67W Elev. 98 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      38          61          34          58          33
Temp          71 58 50 46 41 38 50 59 60 49 44 41 37 35 47 55 57 44 39 37 35 34
Dewpt         41 38 36 34 33 32 34 33 33 34 32 30 28 27 26 26 26 29 30 30 29 29
RH            34 47 58 63 73 79 54 37 36 56 62 65 70 72 43 32 30 55 70 75 78 82
Wind dir       W  W  W  W NW NW NW  W  W  W NW NW  N  N NE  N NE NE NE NE NE NE
Wind spd      14 10  6  5  4  3  3  4  6  4  5  5  4  4  6  5  5  2  2  2  2  3
Wind gust     26
Clouds        FW FW FW CL FW FW FW FW FW FW FW FW FW CL CL CL CL CL CL CL CL FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                38 36                37 33 31                      31
Min chill                    36    39          37    30    34          37    30


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          62      43    67      52    67      45    59      37    59
Temp          59 50   44 44 64 58   54 52 65 57   50 45 57 47   41 38 56 49
Dewpt         34 41   43 44 51 53   53 52 57 56   50 42 39 39   35 32 33 37
PWind dir         E       E     E      SE     S       W    NW       N     N
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW   B1 B2 B2 OV   OV OV OV OV   B2 B1 SC FW   FW CL CL CL
PoP 12hr          0       5    10      40    70      50    10       0     0
Rain shwrs                           C  C  L  L    C  C

$$
GAZ099-240900-
Metter-Candler GA
32.40N  82.06W Elev. 197 ft
327 PM EST Tue Jan 23 2018

Date           01/23/18      Wed 01/24/18            Thu 01/25/18            Fri
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      38          59          34          59          34
Temp          69 56 49 46 41 38 47 56 59 48 44 41 37 34 47 55 58 45 40 38 36 35
Dewpt         36 37 37 35 33 32 34 33 32 32 31 30 29 28 29 28 28 30 30 31 30 30
RH            30 49 63 65 73 79 60 42 36 54 60 65 72 78 49 35 32 55 67 76 79 82
Wind dir       W  W  W NW NW NW NW  W  W NW NW NW  N  N NE NE NE  E  E  E NE NE
Wind spd      17 10  5  5  5  4  5  5  8  6  6  5  4  4  6  5  4  2  3  2  3  4
Wind gust     28
Clouds        FW FW FW FW FW FW FW FW SC FW FW FW FW CL CL CL CL CL CL CL FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                37 34                37 33 30             38    33 31
Min chill                    34    36          37    30    33          37    31


Date           01/26  Sat 01/27/18  Sun 01/28/18  Mon 01/29/18  Tue 01/30/18
EST 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          63      46    67      55    68      45    59      38    60
Temp          60 54   49 47 65 61   57 55 66 58   50 46 57 49   42 39 57 49
Dewpt         37 43   45 46 52 55   56 55 58 57   50 43 41 40   37 34 35 38
PWind dir         E       E     E      SE     S       W    NW       N    NE
Wind char        LT      LT    GN      LT    LT      LT    GN      LT    LT
Avg clouds    FW SC   B1 B2 OV OV   OV OV OV OV   B2 B1 SC FW   FW FW FW CL
PoP 12hr          0       5    20      50    70      50    10       0     0
Rain shwrs                   S  S    C  C  L  L    C  C

$$

PRODUCT KEY...

--- Cloud Cover ---
CODE   PERCENTAGE            SKY COVER DAY/NIGHT
 CL    0 TO <=5 percent      Sunny/Clear
 FW    >5 TO <=25 percent    Sunny/Mostly Clear
 SC    >25 TO <=50 percent   Partly Cloudy
 B1    >50 TO <=69 percent   Mostly Cloudy
 B2    >69 TO <=87 percent   Mostly Cloudy
 OV    >87 TO 100 percent    Cloudy

--- Obstructions to Visibility ---    --- Weather Coverage ---
CODE   TYPE                           CODE   QUALIFYING TERM
 F     Fog                             S     Slight
 PF    Patchy Fog                      C     Chance
 F+    Dense Fog                       L     Likely
 PF+   Patchy Dense Fog                O     Occasional
 H     Haze                            D     Definite
 BS    Blowing Snow
 K     Smoke
 BD    Blowing Dust
 AF    Volcanic Ashfall

--- Extended Wind Forecast Character ---
                           12-HR MAX SUSTAINED
CODE   WIND CHARACTER          WIND SPEED
 LT    Light                   < 8 mph
 GN    Gentle                  8-14 mph
 BZ    Breezy                  15-22 mph
 WY    Windy                   23-30 mph
 VW    Very Windy              31-39 mph
 SD    Strong/Damaging         >=40 mph

$$




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